Home / 736,975.83-1,103,692.23-420,473.19

Finding the Fourth Proportional to 736,975.83, 1,103,692.23 and 420,473.19

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Solution

The fourth proportional to 736,975.83, 1,103,692.23 and 420,473.19 is: 629,699.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,975.83 : 1,103,692.23 = 420,473.19 : x
  2. Step 2: Convert to fraction form
    736,975.83/1,103,692.23 = 420,473.19/x
  3. Step 3: Cross multiply
    736,975.83x = 1,103,692.23 × 420,473.19
  4. Step 4: Simplify right side
    736,975.83x = 464,072,992,726.31
  5. Step 5: Solve for x
    x = 464,072,992,726.31/736,975.83
  6. Step 6: Final answer
    x = 629,699.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.